LS
Leon Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Frederick, Maryland
Our Model Tree links this Leon Smith across the 1920 and 1930 US Censuses in Frederick, Maryland (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 11-person household.
Age 11
b. ~1919
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Frederick, Maryland |
| Surname | Smith |
| Given Name | Leon D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Hauvers District No 10 |
| Est. Birth Year | ~1919 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Leon | Age | Birth yr |
|---|---|---|---|---|
| Della Smith | Other | — | 43 | ~1887 |
| Raymond Smith | Son | — | 11 | ~1919 |
| Frederick Smith | Son | — | 19 | ~1911 |
| Floyd Smith | Son | — | 2 | ~1928 |
| Isaiah Smith | Head | — | 48 | ~1882 |
| Leon Smith | Son | — | 11 | ~1919 |
| Wilbur Smith | Son | — | 7 | ~1923 |
| Marie Smith | Daughter | — | 9 | ~1921 |
| James Smith | Son | — | 5 | ~1925 |
| John Smith | Son | — | 16 | ~1914 |
| Fox Smith | Other | — | 1 | ~1929 |
Census Appearances
1920
Frederick, Maryland
Son, age 1
Frederick, Maryland · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leon D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Son, age 11
Frederick, Maryland · implied b. ~1919 — 11 household members
| Surname | Smith |
| Given Name | Leon D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Leon Smith across 2 US Census years (1920 and 1930) in Frederick, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Leon Smith
Son · 1930 · age 11 · b. ~1919 · Maryland
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Sibling
James Smith
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Smith
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Smith
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilbur Smith
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Smith
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Smith
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Frederick, Maryland
Open full size
1930 US Federal Census — Frederick, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus874unit:0693)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Wagaman | 41 | Head | Farming | Maryland |
| 52 | Alta M Wagaman | 39 | Wife-H | — | Maryland |
| 53 | Ilena A Wagaman | 17 | Son | Laborer | Maryland |
| 54 | Hazel P Wagaman | 14 | Daughter | — | Maryland |
| 55 | Ray W Wagaman | 13 | Son | — | Maryland |
| 56 | Charles F Wagaman | 9 | Son | — | Maryland |
| 57 | Mary J Wagaman | 2 | Daughter | — | Maryland |
| 58 | Securgus F Wagaman | 82 | Father | — | Maryland |
| 59 | Jacob M Bowman | 52 | Head | Farming | Maryland |
| 60 | Savilla M Bowman | 40 | Wife-H | — | Maryland |
| 61 | Durnen N Bowman | 22 | Son | Laborer | Maryland |
| 62 | Mary E Bowman | 21 | Daughter | — | Maryland |
| 63 | Charles W Bowman | 18 | Son | Laborer | Maryland |
| 64 | Ruth N Bowman | 10 | Daughter | — | Maryland |
| 65 | John W Bowman | 6 | Son | — | Maryland |
| 66 | Lewis E Willard | 78 | Head | — | Maryland |
| 67 | Smith Mary S Willard | 68 | Daughter | Laborer | Maryland |
| 68 | Coby R Manahan | 45 | Head | Farming | Maryland |
| 69 | Bessie E Manahan | 48 | Wife-H | — | Maryland |
| 70 | Lillian M Manahan | 16 | Daughter | Laborer | Maryland |
| 71 | Ila R Manahan | 11 | Son | — | Maryland |
| 72 | James N Beckman | 42 | Head | Laborer | Maryland |
| 73 | Simon T Miller | 34 | Head | Farming | Maryland |
| 74 | Ira L Miller | 60 | Lodger | Laborer | Maryland |
| 75 | Isaiah J Smith | 48 | Head | Farming | Maryland |
| 76 | Della M Smith | 43 | Wife-H | — | Maryland |
| 77 | Frederick W Smith | 19 | Son | Laborer | Maryland |
| 78 | John W Smith | 16 | Son | — | Maryland |
| 79 | Raymond C Smith | 11 | Son | — | Maryland |
| 80 | Leon D Smith THIS PERSON | 11 | Son | — | Maryland |
| 81 | Marie A Smith | 9 | Daughter | — | Maryland |
| 82 | Wilbur D Smith | 7 | Son | — | Maryland |
| 83 | James R Smith | 5 | Son | — | Maryland |
| 84 | Floyd C Smith | 2 | Son | — | Maryland |
| 85 | Fox Betty G Smith | 1 | Granddaughter | — | Maryland |
| 86 | Allen C Brown | 31 | Head | Laborer | Pennsylvania |
| 87 | Hilda M Brown | 31 | Wife-H | — | Maryland |
| 88 | Charles W Brown | 9 | Son | — | Maryland |
| 89 | Agnes M Brown | 7 | Daughter | — | Maryland |
| 90 | Robert M Brown | 5 | Son | — | Maryland |
| 91 | Paul R Brown | 1 | Son | — | Maryland |
| 92 | Fred Holzward | 32 | Head | Laborer | Germany |
| 93 | Samuel O Harbaugh | 59 | Head | Farming | Maryland |
| 94 | Daisy E Harbaugh | 57 | Wife-H | — | Maryland |
| 95 | Agnes W Harbaugh | 34 | Daughter | Laborer | Maryland |
| 96 | Stanley T Harbaugh | 22 | Son | Laborer | Maryland |
| 97 | David W Brown | 73 | Head | — | Maryland |
| 98 | Harry W Baugher | 36 | Son-in-law | Laborer | Maryland |
| 99 | Amy B-H Baugher | 28 | Daughter | — | Pennsylvania |
| 100 | Audra M Baugher | 7 | Daughter | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)